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| author | Joonyoung Shim <jy0922.shim@samsung.com> | 2014-11-17 13:00:08 (GMT) |
|---|---|---|
| committer | Inki Dae <inki.dae@samsung.com> | 2014-11-24 09:02:53 (GMT) |
| commit | 9b67eb7365725ed00dde4714d71d4afe205329b2 (patch) | |
| tree | 6d14712214f5a5871f7af89c6e7d8586c96592c3 /drivers/gpu/drm/exynos | |
| parent | 3c3c9c1d904dca30f89882b97822fdf025b115c9 (diff) | |
| download | linux-9b67eb7365725ed00dde4714d71d4afe205329b2.tar.xz | |
drm/exynos: move triggering checking
It's better to be checking whether triggerring in fimd_trigger function.
Also it will return if in triggerring on fimd_te_handler, then it can't
execute remain codes.
Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Diffstat (limited to 'drivers/gpu/drm/exynos')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_fimd.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c index 0673a39..ec2d170 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c @@ -949,6 +949,13 @@ static void fimd_trigger(struct device *dev) void *timing_base = ctx->regs + driver_data->timing_base; u32 reg; + /* + * Skips to trigger if in triggering state, because multiple triggering + * requests can cause panel reset. + */ + if (atomic_read(&ctx->triggering)) + return; + atomic_set(&ctx->triggering, 1); reg = readl(ctx->regs + VIDINTCON0); @@ -969,13 +976,6 @@ static void fimd_te_handler(struct exynos_drm_manager *mgr) if (ctx->pipe < 0 || !ctx->drm_dev) return; - /* - * Skips to trigger if in triggering state, because multiple triggering - * requests can cause panel reset. - */ - if (atomic_read(&ctx->triggering)) - return; - /* * If there is a page flip request, triggers and handles the page flip * event so that current fb can be updated into panel GRAM. |